20th Century Fox has provided us with the new teaser poster for X-Men 3, opening in theaters May 26, 2006! The third installment, to be directed by Brett Ratner, will start filming in Vancouver this August. The original returning stars have been signed, and the cast is bolstered by Kelsey Grammer as Beast, Vinnie Jones as Juggernaut and Lost star Maggie Grace as Kitty Pryde (aka Shadowcat).